Cloud CIDR Planner

Design, validate, and export cloud IP address plans. Private, browser-based, and built for AWS workflows.
Saved locally in this browser No account, no server, no analytics — this plan never leaves your device unless you export it.
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Top-level ranges
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Total ranges
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AWS regions
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Addresses tracked
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Conflicts

Conflict center

✓ No conflicts detected.

Add a range

Find & allocate next available range

Pick a parent range and let the planner find safe, aligned, non-overlapping space inside it.

Add a range above first — then come back here to carve out more space from it.
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Range Kind Details CIDR Size Status Utilization Actions
No ranges yet — add one above to get started.